Saida and Ilymor, Spearheads

Reach, trample
Whenever you cast an Elf spell, create a 3/3 green Centaur creature token.
Whenever you cast a Centaur spell, create a 1/1 green Elf Archer creature token with reach.
Sacrifice Saida and Ilymor, Spearheads: Creatures you control gain indestructible until
end of turn.