These beings made from coral have gained sentience and can now freely move around the world. What will they do with this newfound freedom?

Coralfolk
Origin
Characters
Abilities
Unorganised
Coralfolk Abilities
Tier 1
🟢 water breathing, vision, mining
🟢 spiky to punch (thorns effect)
🟢 natural armor - leather
🔴 slowness when out of water
🔴 still sink
🔴 burning in hot biomes/nether
🔴 weakness to fire damage
🔴 weak weapons
🔴 cannot wear armor
🔴 cannot use swords
Tier 2
🟢 Stinging Coral - 10% chance to poison on hit
🟢 Knockback resistance
🟢 natural armor - iron
Tier 3
🟢 Haste in water
🟢 Hits now give slow
🟢 natural armor - diamond
Tier 4
🟢 Poison becomes Wither
🟢 no more burning in nether/hot biomes
🟢 natural armor - diamond
Tier 2 = Kill an Elder Guardian
Tier 3 = Make and place a Conduit
Tier 4 = Kill a Wither and take its Star