Combos Utilizing Elder-Druid

Tap opponent's creature and then destroy it with the assassin

Spend 3G to tap opponent's creature and destroy that creature with Death Stroke.

elder druid taps the creatuer and royal assassin kills it.

tap boa and give it +3+3 then untap it with elder druid take him for 6

spend 1r & tap mine layer to put a counter on opponent's land. tap elder druid to tap and destroy a land with a mine counter.

spend 3g & tap elder druid to untap braidwood cup. gain 2 life each turn.

use the druid to untap all your more than 2 powers

tap dwarven driller to destroy target land (or opponent takes 2 damage); spend 3g & tap elder druid to untap the driller and do it again

play manna vault when you tap it you will lose life. to negate this effect use your elder druid to untap it so it wont deal damage and you still get the 3 colorless manna at the end of the turn