Donald Blake, Guise of Thor {1}{W}
Legendary Creature — Human Doctor
WhiteCommander: legal
Identity
White
EDHREC rank
#27,865
Cheapest printing
US$0.23
TCGplayer
Printings
1
Lifelink
Power-up — {4}{W}{W}: Put two +1/+1 counters and a flying counter on Donald Blake. He becomes a God Warrior Hero. (He loses all other creature types. Activate each power-up ability only once. Reduce the cost by his mana cost if he entered this turn.)
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.