In "Take the Plunge: Part 2", Snowball tells Coiny and Blocky that Flower is starting to get on his nerves. Later in the challenge, Snowball and Coiny can be seen chatting. When Golf Ball is insulting Snowball's intelligence, Coiny is the only one who notices Snowball growing angrier at Golf Ball after she insults him.
In "Bridge Crossing", Coiny rants to Snowball about how the Announcer didn't even bother to try to his cake in "Sweet Tooth". Snowball tells him to hold on so that he can get back at Golf Ball. After he throws her off a cliff, Coiny asks Snowball if he was next. Snowball replies by saying no because Coiny is his friend.
In "Cycle of Life", neither Coiny or Snowball make the team for the Grapes to compete in the relay race. When their team wins, they agree to be glad that they won.
In "Take the Plunge: Part 2", Snowball angrily suggests that Coiny should be picked on their team because Needle likes him more than she likes Snowball. Coiny seems to be concerned with how angry Snowball was getting at Golf Ball. The sight of Snowball pushing her off a cliff makes Coiny and the rest of the Squashy Grapes run away.
Episodes suggesting a conflict
In "Power of Three", Snowball shoves Coiny out of the way at the last second to place 4th for his team.
In "Puzzling Mysteries", Snowball wanted Firey to be on the team but Coiny disagreed, asking "Why would you do that?"
In "Insectophobe's Nightmare", Snowball yells at Coiny on top of the ICRCC due to knowing an eliminated contestant would rejoin.
Coiny and Snowball's elimination is conductive. Coiny is eliminated in episode 12, while Snowball is eliminated in the next episode. Also, both of them had the most total votes for them in the episode that they were eliminated in. In Episode 12, Coiny had a total of 40 votes, the most votes out of any other contestant at the time. Snowball had a total of 65 votes in Episode 13, also the most ever at that time.
In the Official Character Guide biography for Snowball, him and Coiny consider each other friends, but they rarely hang out anymore.
Snowball sharing his thoughts
"You're my friend!"
Do you want to kiss him or something?
Snowball agreeing with Coiny that Leafy should win Dream Island