Hidetsugu, Devouring Chaos claimed all of the neon ink in Kamigawa: Neon Dynasty Hidetsugu is the only card that appears with the neon ink treatment
But someone else at the table with a Soul-Guide Lantern is not going to let you get away with Shadow of the Enemy
Blue and white center on going over your opponents heads with flying creatures, while mono green (my favorite and the best way to play) favors big, stompy creatures that run over your opponents defenses
Mana Echoes While Goblin decks have access to Brightstone Ritual and Skirk Prospector, and token decks or tribal builds that swarm the battlefield have access to Battle Hymn and Dragonrage, none hold a candle to the sheer mana production of Mana Echoes once it gets going
That said, this can be easily exploited with flicker cards like Ephemerate, Cloudshift, and Eerie Interlude
Its found only in Final Fantasy IX, and only if you reach the games final dungeon in under 12 hours