Instead of triggering whenever you play a Floodborn character through any means, it now only triggers when you shift it onto an existing character
Most Powerful Creature Type Changing Cards The motivation to change Creature types is clear
Sower of Discord Another Commander card designed for multiplayer formats because it can affect multiple players (which you probably want to be your opponents)
Stay safe folks, and when in doubt, always follow your nose
The convert ability functions just like transform, so much so that if an ability triggers whenever a permanent transforms, itll also trigger when a permanent converts
It doesnt do anything else, just blows up the battlefield, leaving it clear for you to rebuild or for you to drop a planeswalker or two on your next turn