If you run a Voltron style Commander that needs to stay sticky, this is a 10-cent common that does the work of a $5 rare
You play against a lot of Aura-Enchantress, Voltron, or Equipment
Anyone whos seen a wheel deck before knows how out of hand this playstyle can get
On Play, it can give 1 of your Leaders +2000 power until the start of your next turn, and you cant add Life cards to your hand (at least, not with your own effects) during the same turn
The Porygon was created by Imakuni himself, and is a fan club exclusive artwork, same as the Eevee
Setessan Tactics is a bit more versatile, giving up your army for a cheaper cost (depending on your board) and the option for smaller creatures to take down a big one