pokemon sycamore card Professor Full Art - 114/114 - Steam Siege You may play only 1 Supporter card during your turn (before your attack). Professor's Research [Professor Sycamore] 167/175

And this very strange creature can swap its stats around to attack

Thassas Oracle Thassa's Oracle, or Thoracle, is one of the main win conditions in cEDH, and it saw heavy play in Pioneer before the banning of Inverter of Truth

Alternatively, attack with Groudon and its Magma Purge attack or Bloodmoon Ursaluna and its Mad Bite attack, which does 100 damage plus 30 more damage for each damage counter on your opponent's Active Pokmon

JOURNEY TO THE CENTER OF IXALANExplore the cavernous depths beneath Ixalan in a race to the hidden core

It's important for mechanics in Limited to be able to function well when they are contested, meaning that you can't make your deck entirely out of one mechanic

Now, Melmetal EX joins the party and does 80 DMG for 3 Energy and 150 DMG for 4 Energy if it has a Tool attached