Elemental Bond is probably the one Id get first, because it can trigger off of tokens, has no restrictions to how often it can trigger, and gates the trigger at three rather than four
THE INITIATIVE Any veteran of the game can tell you that initiative is pretty important in Dungeons & Dragons, and it's important in Commander Legends: Battle for Baldur's Gate as well
Returning mechanics include Snow and Changeling, along with new ones like Foretell and Boast
There are better options for reanimation, sure, but this Lich Lord is a repeatable source and with trample and flying can definitely finish games for very cheap
Tishana's Tidebinder Tishana's Tidebinder is a rather unusual Merfolk
Put a +1/+1 counter on it if its a creature and a loyalty counter on it if its a planeswalker