Is The First Doctor legal in Standard, Modern, and Commander?

The First Doctor is legal in: Legacy, Vintage, Commander.

The First Doctor

Q: What type of card is The First Doctor?

The First Doctor is a Legendary Creature — Time Lord Doctor. Its oracle text reads: "When The First Doctor enters, search your library and/or graveyard for a card named TARDIS, reveal it, and put it into your hand. If you search your library this way, shuffle. Whenever you cast a spell with cascade, put a +1/+1 counter on target artifact or creature."

Legendary Creature — Time Lord Doctor

When The First Doctor enters, search your library and/or graveyard for a card named TARDIS, reveal it, and put it into your hand. If you search your library this way, shuffle.

Whenever you cast a spell with cascade, put a +1/+1 counter on target artifact or creature.

Set Doctor Who

Rarity Rare

Mana Value 3

Artist Kieran Yanner

Collector # 128

Scryfall Gatherer