+study (11)
Draw two cards, then discard two cards.
Target creature gets +3/+1 and gains trample until end of turn.
Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)
Enchant creature
Enchanted creature has ": This creature deals 1 damage to any target."
, : You may put a creature card from your hand onto the battlefield.
Draw two cards.
Whenever an opponent casts a spell, you may draw a card unless that player pays .
You draw X cards and you lose X life, where X is the mana value of a commander you own on the battlefield or in the command zone.
Study enters the battlefield tapped.
: Add or .
, : Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")
Tap up to two target creatures.
: Add .
, : Add one mana of any color. When you spend this mana to cast your commander, scry X, where X is the number of times it's been cast from the command zone this game.
Mill five cards, then return a creature card milled this way to your hand. (Then exile this card. You may cast the artifact later from exile.)
Gatherer works better in the Companion app!