MTG >Combos >Gólem compuesto +Manto mortal nim +

With

Nim Deathmantle

in play cast

Composite Golem

. Sacrifice

Composite Golem

, and then activate

Nim Deathmantle

's ability to return the

Composite Golem

to play. This will net you one mana in your choice of colour. Repeat. Go for as much mana as you would like.