I recently added a Pawmot ex from Obsidian Flames to my collection, and its been graded at a fantastic 9.5 Mint+
The two ink combinations are Emerald & Ruby and Amber & Sapphire
Even better, the small, concise bits of art in the center also remind me of the images on the bottoms of the yellowed pages of my old Fighting Fantasy books, which is how you played D&D by yourself before video games
Once you actually read the card, read it again, and realize what it does, it's actually very simple: X needs to add up to the toughness of the two creatures you want to kill
Before turning back into Terra, Magical Adept, for an explosive turn with tons of spells being cast
Satoru Umezawa can give it cost reduction in the form of a ninjutsu ability, and ninjutsu timing lets Armaggon become an infiltration specialist that incapacitates key blockers