Blocky can be a bully or prankster at times, leading to everyone disliking him.
In Take the Plunge: Part 1, he tried to pop Bubble multiple times because he "wanted to hurt someone".
In Return of the Hang Glider, Blocky voted for Leafy instead of Bubble and Firey since the former was fun to kill and the latter was fatal to him due to him being composed of wood.
Blocky and Coiny have rarely interacted.
Due to him being eliminated in episode 17, Blocky and David had not interacted.
In Take the Plunge: Part 1, Blocky helped Leafy from falling off the balance beam, however she did not do the same to him, and in fact also stomped on his arms. However, this might be an accident.
In Crybaby!, they talked while they were at the bottom of the bottomless pit, talking about the actual bottom of it.
In Return of the Hang Glider, like with many others, Leafy's relationships with Blocky was broken, and they end up becoming enemies.
Status: Minor Enemies
Eraser is one of Blocky's good friends, along with Pen and Snowball.
Status: Good Friends
Firey and Blocky have rarely interacted, only once in Return of the Hang Glider where he says that Firey and Coiny agreed without arguing. Firey and Blocky remain friends to this day. However, Blocky voted for Leafy to win in the same episode, as Bubble was fun to kill, and Firey was deadly to him since he was made of wood.
In Blocky's Funny Doings International: Firey Blocky kills Firey by suspending the Firey Recovery Center over a lake.
Status: Minor Friends/Enemies
Flower and Blocky may possibly be friends.
In Take the Plunge: Part 2, Blocky beats up Bubble for Flower after Snowball refuses while she cheers him on.
In Return of the Hang Glider, Blocky was happy that Flower is crushed.
Status: Minor Enemies/Friends
- Main article: Blocky and Spongy
In Take the Plunge: Part 2, Blocky chooses Spongy to be on their team, but it was actually an accident via his sarcasm.
In Crybaby!, Blocky is happy to see Spongy down the bottomless pit, probably because he knows Spongy will be fat enough to bounces them up.
In Half a Loaf Is Better Than None, Blocky wasn't happy to see Spongy rejoined.
In Power of Three, Pen said that Blocky's elimination was devastating.
Ice Cube and Blocky haven't interacted much.
In Are You Smarter Than a Snowball?, after being recovered, Blocky throws Ice Cube into a fire a few times to put it out.
In Blocky's Funny Doings International: Ice Cube, Blocky kills Ice Cube by putting the Recovery Centers#Ice Cube Recovery Center#Ice Cube Recovery Center over a cliff.
Status: Minor Enemies (Her side)