The player has to have Dark Magician on the field, use Time Wizards effect, call the coin flip correctly, and then they can summon Dark Sage
Numbers Eveil Type Spell Card Archetype Number TCG Date 2023-05-04 OCG Date 2021-12-18 Card Text If your opponent controls a monster(s) Special Summoned from the Extra Deck and you do not: Choose 4 "Number" Xyz Monsters from your Extra Deck with different Ranks, plus a 5th "Number" Xyz Monster whose "Number" value in its name equals the combined "Number" values of the 4 other monsters, Special Summon that 5th "Number" monster (this is treated as an Xyz Summon), and attach the 4 chosen monsters to it as material, but you cannot Special Summon monsters, except "Number" Xyz Monsters, while you control that face-up monster
LaughingPlace.com
You can even chain together creatures with her discard ability if those vampires have madness, either an Incorrigible Youths or from having a Falkenrath Gorger on the battlefield
This is Fugamon, and I'm not sure why he's a Black card, Ogremon is as well and they're both color swaps
