Finwë, High-Chieftain

Kinship- At the beginning of your upkeep, you
may look at the top card of your library. If it
shares a creature type with Finwe, you may
reveal it. If you do, creatures you control gain
vigilance until end of turn.
Whenever you cast an elf spell, Gemcraft 1
(put a +1/+1 counter on target creature you control,
or create a colorless artifact jewel token with
"{1}, Sacrifice this artifact: add two mana of any one
color to you mana pool.")