Haste (This creature can attack, and as soon as it comes under your control.)
Whenever you cast your second spell each turn, untap target creature, then investigate (To investigate, create a colorless Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.").
Friends forever (You can have two commanders if both have friends forever.)
Vintage
Modern
and 
as soon as it comes under your control.)
, Sacrifice this artifact: Draw a card.")
