cards with companion mtg is the single most broken mechanic of all time. Even after multiple rule changes and bans, the have continued to be some of the most unfair ever made. Do you draw a card Spirited Companion | Kamigawa: Neon

Opposition Agent Between Hullbreacher and this card, Commander Legends really didnt pull any punches when it came to flash hatebears

This can sometimes be a hindrance if the threat you want to remove is a creature and your opponent gets the chance to sacrifice a planeswalker instead

5: Eternal Witness Eternal Witness is a staple in decks containing Green

Legendary creatures will remain legendary and so on

This is unlikely to be a one-off ability, making it a huge win

Start from the 100-card total, subtract your single commander, then fill the 99 using the ratio above: lands first (36-38), then the ramp, draw, and removal cores (roughly 10/9/9), then 7-10 win conditions, and the rest as synergy and flex slots