Must be Special Summoned (from your hand) by sending 3 face-up Traps you control to the GY
The Ur-Dragon The Ur-Dragon is a pretty safe pick for number one big multicolored boi
So, the tricky thing here is that youre basically never going to play Acererak on turn three, like one wants to do
Artifacts have always been one of the most flexible and powerful card types in Magic: The Gathering, and The Brothers War gives them a chance to shine
Then next turn you level up a different Gliscor to poison and paralyze again, evolve a benched Gligar to Gliscor, and continue the paralyze/poison lock for as long as you can
When the chain of custody is considered, as soon as that product leaves the user, they are no longer aware of their product