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The Ravenous Tyrannosaurs card is a true stunner, especially with the foil finish

Smuggler's Surprise This spree-able one mana instant is next

UR Ultra Rare Marshmacaron X LIGHT Level 1 [ FairyEffect ] ATK 200 DEF 200 If this card is destroyed by battle or card effect: You can Special Summon up to 2 other "Marshmacaron" from your hand, Deck, and/or Graveyard

Rayquaza Amazing Rare text added

His indestructibility is almost permanently on in a Villain deck running artifact creatures and Plans making him one of the hardest commanders to remove in the format

However, Mystic Mine could also be used as a temporary stall