buy graded mtg cards Magic: The Gathering Card Population Report by CGC You choose a nonland card from it New Arrivals Drop: PSA 9

Once per turn, when creatures with counters on them deal combat damage to a player, the player who controls Tidus can draw a card and proliferate (i.e., add an extra counter to creatures and permanents that already have them)

Youll need to be able to find copies without sacrificing your ability to run engine pieces that keep your engine roaring, so a commander that can find or reuse Hare Apparent is better than one that cant

So, heres what you need to know about Commander, and how you can get into it

Wingmantle Chaplain

it offers you so much value that it's best to think of it as an enchantment that costs no mana, at the expense of skipping a land-drop for the turn

That's pretty easy to grasp