You can revive your Aesir with Svalinn (provided you Synchro Summoned it) on the same turn you used this card, or you can use its negate that turn, then revive on your turn
Land Color tag templates(None) Dromar's Cavern When this land enters, sacrifice it unless you return a non-Lair land you control to its owner's hand
Take your license, and whatever credit card you want to travel with you that particular day
This is a good, limited Eminence ability in my opinion
Darksteel Mutation + Song of the Dryads Spot removal is fine enough, so not too much disrespect to another card reprinted in this set, Path to Exile, but it puts you a card down against the other two players at the table
Even within my preferred Gallantmon archetype there are four or five ways to play such as Royal Knights or a trash-focused build