He sent merit to these two users that probably should be looked into:
https://bitcointalksearch.org/user/roll-on-1037934 roll on June 20, 2017
https://bitcointalksearch.org/user/bakugan-1098098 Bakugan August 07, 2017,
Those two have sent a lot out as well:
Merit summary for Bakugan
Merit: 28
Sent in the last 120 days
July 29, 2018, 12:27:54 AM: 2 to Polar91 for LOCAL [ANN] Mfun - ⚡⚡ Disrupting the Digital Economy ⚡⚡
May 20, 2018, 12:40:42 PM: 2 to Henry Sy for Re: Why people sell bitcoins?
May 20, 2018, 12:39:42 PM: 1 to Gramna for Re: Do you like bitcoin, what's your reason?
May 18, 2018, 10:18:55 AM: 1 to Gummybear67 for Re: Is holding bitcoin Greedy?
May 18, 2018, 10:18:21 AM: 2 to Liza Soberano for Re: So Bitcoin is better than Gold?
April 09, 2018, 01:35:40 AM: 1 to Red Fire for Re: WILL BITCOIN BE USED BY ALMOST EVERYONE IN 2022?
Received in the last 120 days
June 15, 2018, 04:53:00 AM: 2 from stephanirain for Re: Bitcoin is useless
June 09, 2018, 04:04:24 AM: 2 from Gummybear67 for Re: Is It advisable to quit my present job for bitcoin?
June 01, 2018, 03:29:50 AM: 2 from Gummybear67 for Re: Bitcoin is Freedom
April 28, 2018, 10:21:00 AM: 2 from Lomberjack for Re: Do you keep buying?
April 27, 2018, 05:43:28 AM: 2 from Gandam23 for Re: Is bitcoin a good way to invest your money ?
April 23, 2018, 01:43:17 AM: 2 from adjudicator for Re: Being a Smart Person or Strategic
April 21, 2018, 09:48:50 AM: 2 from bubble pop for Re: bitcoin benefit of saving for a long time?
April 21, 2018, 09:19:11 AM: 2 from Kokoy for Re: Hotels accepting bitcoin
April 09, 2018, 01:25:51 AM: 2 from android17 for Re: Bitcoin for Taxi
https://bitcointalksearch.org/user/polar91-947291 Polar91 January 25, 2017
https://bitcointalksearch.org/user/henry-sy-1150955 Henry Sy September 13, 2017
https://bitcointalksearch.org/user/gramna-1180246 Gramna October 01, 2017
https://bitcointalksearch.org/user/gummybear67-1039083 Gummybear67 June 21, 2017
https://bitcointalksearch.org/user/liza-soberano-1040237 Liza Soberano June 22, 2017
https://bitcointalksearch.org/user/red-fire-1100115 Red Fire August 08, 2017,
https://bitcointalksearch.org/user/stephanirain-919012 stephanirain November 13, 2016
https://bitcointalksearch.org/user/lomberjack-976046 LomberjackMarch 29, 2017
https://bitcointalksearch.org/user/gandam23-993175 Gandam23 April 30, 2017
https://bitcointalksearch.org/user/adjudicator-1103418 adjudicator August 11, 2017
https://bitcointalksearch.org/user/kokoy-1121902 Kokoy August 24, 2017
https://bitcointalksearch.org/user/android17-1096070 android17 August 05, 2017
All except one account registered in 2017. If you check the merit that those accounts have sent there's a lot of the same names that keep popping up. Looks to be some serious merit abuse here along with possibly copy and pasting.
The username Kokoy rings a bell from something.
Merit summary for roll on
Merit: 100
Sent in the last 120 days
June 02, 2018, 01:37:18 AM: 2 to empoy for Re: How did you first hear about bitcoin?
June 01, 2018, 09:11:15 AM: 2 to android17 for Re: What impresses you the most about Bitcoin?
June 01, 2018, 01:57:11 AM: 1 to Liza Soberano for Re: Mining on Mobile Phone
May 31, 2018, 04:19:36 AM: 2 to Gummybear67 for Re: Will Ethereum eventually become an internet money?
May 28, 2018, 03:17:52 AM: 2 to Gummybear67 for Re: What do you think about the people who don't like Bitcoin?
May 27, 2018, 11:48:13 AM: 2 to oxidoreductase for Re: Is It advisable to quit my present job for bitcoin?
May 27, 2018, 04:30:17 AM: 2 to lalunalaguna for Re: Is Bitcoin More Important Than Ethereum ?
May 26, 2018, 03:52:52 PM: 2 to Rollex for Re: Is It advisable to quit my present job for bitcoin?
May 25, 2018, 09:30:05 PM: 2 to Gagamboy for Re: Will bitcoin survive?
May 24, 2018, 03:35:33 PM: 2 to Liza Soberano for Re: Mining on Mobile Phone
May 23, 2018, 04:03:26 PM: 2 to Gummybear67 for Re: Bitcoin in the future
May 21, 2018, 11:04:16 AM: 3 to Nhobita for Re: Is Bitcoin Volatility A Bad Thing?
May 21, 2018, 03:40:50 AM: 2 to kukurikapu for Re: If i send my bitcoins to a wrong address, what happens?
May 20, 2018, 12:30:37 PM: 1 to Henry Sy for Re: Being a Smart Person or Strategic
May 20, 2018, 12:29:33 PM: 2 to Rollex for Re: is it risky to turn all my money to bitcoins?
May 18, 2018, 10:04:49 AM: 2 to megatrix for Re: Do not invest in bitcoin if you don't know anything about it
May 16, 2018, 06:48:16 AM: 2 to oxidoreductase for (Deleted/Off-limits/Ignored)
May 15, 2018, 10:50:47 AM: 2 to inv_ker for Re: bitcoin sa pilipinas
May 15, 2018, 10:49:08 AM: 2 to gokudera for Re: Am i late to buy bitcoin now ??
May 10, 2018, 04:03:27 AM: 2 to Ad Baculum for Re: Bitcoin community is rising.
May 06, 2018, 12:25:50 PM: 2 to solenn heussaff for Re: Reason why you should Buy bitcoin now
May 05, 2018, 12:26:38 PM: 2 to insurgent for Re: Young people should go all in on bitcoin
April 20, 2018, 08:56:42 AM: 3 to Star_Bucks for Re: Should Bitcoin even have a future?
Received in the last 120 days
April 28, 2018, 10:59:41 AM: 2 from agentx44 for Re: Ate you going to spend or save you bitcoin?
April 28, 2018, 10:57:04 AM: 1 from Gumpfire for Re: plan for the future with bitcoin
April 28, 2018, 10:41:20 AM: 1 from Magkirap for Re: Why did I lose on trade ??
April 28, 2018, 10:36:40 AM: 3 from Kersh768 for Re: Other sections for this forum?
April 28, 2018, 10:28:00 AM: 3 from Bowly88 for Re: Investing money on bitcoin..!
April 28, 2018, 10:22:47 AM: 2 from Lomberjack for Re: BItcoin end or destroy in this month??
April 27, 2018, 06:00:02 AM: 2 from solenn heussaff for Re: Paano kung ang bitcoin ay bumaba ? Magpapatuloy Kapa rin ba ?
April 27, 2018, 05:51:04 AM: 3 from Spontebob for roll on
April 27, 2018, 05:42:42 AM: 3 from Gandam23 for Re: Bitcoin is instant way to get rich ?
April 26, 2018, 11:46:43 AM: 2 from Predator25 for Re: Who here lives on crypto currency daily?
April 26, 2018, 11:41:04 AM: 2 from tamarindbleu for Re: What are the most common uses of Bitcoin?
April 26, 2018, 11:36:26 AM: 3 from Scavagers for Re: Bitcoin reduces unemployment
April 26, 2018, 11:22:39 AM: 2 from Krispin47 for roll on
April 26, 2018, 11:15:20 AM: 3 from sampalokmix for roll on
April 26, 2018, 11:09:42 AM: 3 from assyla for Re: Being a Smart Person or Strategic
April 26, 2018, 11:00:27 AM: 3 from unknown-user for Re: Do you think billionaires invest in BTC?
April 23, 2018, 11:25:00 AM: 3 from JCO05 for Re: Good time to buy ETH now?
April 23, 2018, 11:19:57 AM: 2 from Pepito Manaloto for Re: How to make money in cryptocurrencies?
April 23, 2018, 10:08:29 AM: 3 from dobladi for Re: Do you save bitcoin for fun or for future purpose?
April 23, 2018, 05:11:43 AM: 2 from devil jin for Re: What Is Your Bitcoin Dream?
April 23, 2018, 05:04:50 AM: 3 from Sand King for Re: How to Make Money in Crypto
April 23, 2018, 01:57:18 AM: 3 from Chooroz for Re: You should never trust banks
April 23, 2018, 01:51:49 AM: 2 from Kurokonobasuke for Re: Nag dump ang bitcoin ngayon, tuloy tuloy na ba ang pagbagsak?
April 23, 2018, 01:42:37 AM: 2 from adjudicator for Re: Newbie Welcome Thread
April 21, 2018, 09:50:42 AM: 3 from icecream sandwich for Re: plan for the future with bitcoin
April 21, 2018, 09:48:13 AM: 3 from bubble pop for Re: Hanggang san nyo tingin na bababa si bitcoin?
April 21, 2018, 09:40:30 AM: 3 from Oppang Inamo for Re: Hanggang san nyo tingin na bababa si bitcoin?
April 21, 2018, 09:06:43 AM: 3 from Apple Mac for Re: If Bitcoin had a stable price, would it still be as popular?
April 20, 2018, 09:46:56 AM: 2 from Watashi Yamashita for Re: What wallets do you use?
April 20, 2018, 09:43:57 AM: 2 from Jupeter for Re: bitcoin now slowly drop should i sell?
April 20, 2018, 09:39:38 AM: 2 from zhopas for Re: Is this the time to buy Bitcoin
April 20, 2018, 09:37:15 AM: 2 from Gondwanaland for Re: If Bitcoin had a stable price, would it still be as popular?
April 20, 2018, 09:22:00 AM: 2 from P60 for Re: Invest in altcoin still worth?
April 20, 2018, 09:12:33 AM: 2 from Specialforce for Re: Why use Bitcoins ?
April 20, 2018, 09:11:11 AM: 2 from Wish 107.5 for Re: Why did I lose on trade ??
April 20, 2018, 09:09:37 AM: 2 from Gladiator25 for Re: Day trade or Hodling
April 20, 2018, 08:55:06 AM: 3 from joganuts for Re: BitCoin 20 Years From Now
April 09, 2018, 01:08:28 AM: 1 from Yudai for Re: BitCoin 20 Years From Now
Not checked them all yet but the first received merit are all from uses registered days apart:
https://bitcointalksearch.org/user/agentx44-971414 agentx44 March 19, 2017
https://bitcointalksearch.org/user/gumpfire-971955 Gumpfire March 20, 2017
https://bitcointalksearch.org/user/magkirap-962889 Magkirap March 01, 2017
https://bitcointalksearch.org/user/kersh768-973462 Kersh768 March 23, 2017
https://bitcointalksearch.org/user/bowly88-975077 Bowly88 March 27, 2017
https://bitcointalksearch.org/user/lomberjack-976046 Lomberjack March 29, 2017
------------
The 2016 account stephanirain clearly is involved as they've merited all users that are found above:
Merit summary for stephanirain
Merit: 250
Sent in the last 120 days
July 23, 2018, 01:30:31 PM: 2 to Henry Sy for Re: Cryptocurrency is a trending topic all over the world?
July 17, 2018, 03:13:21 AM: 2 to Polar91 for LOCAL [ANN][ICO] KUBITX - Cryptocurrency Exchange & Trading Platform
July 08, 2018, 10:48:52 AM: 2 to android17 for Re: My small advice about crypto market
July 06, 2018, 12:30:48 PM: 2 to Henry Sy for Re: Why are you selling your altcoins so soon?
June 24, 2018, 03:20:42 AM: 2 to Polar91 for LOCAL [ANN]StealthCrypto - Quantum Mesh Network [BOUNTYHIVE]
June 15, 2018, 04:53:00 AM: 2 to Bakugan for Re: Bitcoin is useless
June 11, 2018, 06:23:49 AM: 1 to insurgent for Re: The dream of getting rich with bitcoins