Tui and La, Moon and Ocean {3}{U}
Legendary Creature — Fish Spirit
BlueCommander: legal
Identity
Blue
EDHREC rank
#12,301
Cheapest printing
US$0.51
TCGplayer
Printings
2
Whenever Tui and La become tapped, draw a card.
Whenever Tui and La become untapped, put a +1/+1 counter on them.
Every printing
highest TCGplayer market first; a card with only a thin single listing shows its low
In short
A Commander deck is a commander and 99 other cards, one copy of each (except basic lands), all inside the commander's colour identity. Paste a full list into the deck price calculator to price it and check it against the format.