first edition pokemon cards value list Most Valuable Base Set Pokémon Cards! 1st Ever Set! Top 10! (Pokémon TCG Buyer's Guide) All 151 Original Pokemon Cards

On the front side, Invasion of Ikoria tutors any creature with mana value X or less and puts it onto the battlefield

This allows you to destroy target creature and draw a card, allowing you to rid of any threat on the board while gaining card advantage

If the Army creature you chose isn't already a Zombie, it becomes a Zombie in addition to its other types

Outside of just running this because its fun, I can see it being useful in decks like Pako, Arcane Retriever and Haldan, Avid Arcanist

Here, it is revealed that the seer was Urza all along

If you can sac and repeatedly flicker this, you're going to be very annoying