Their bet paid off, because in late January, Eldrazi decks managed to win one Regional Championship and take 2nd place at another, confirming the deck still had legs abominable eldritch limbs

Second That Emotion STD - Abzan Agro META 1 STD - Abzan Agro META 2 STD - Abzan Blink STD - Abzan Elves STD - Abzan Mid STD - Abzan Mid V2 STD - Abzan Mid V3 STD - Abzan Red META STD - Atarka friend of the wolves STD - Atarka Red meta 4 STD - Atarka Red w/ side order of Dragons STD - Atarka Sligh meta STD - Autumn's G/W original STD - Autumn's G/W variant STD - Bant Company OGW STD - Bant Company OLD STD - Bant Tokens STD - Best BW Control - SOI STD - Best Gitrog Jund STD - BFZ event deck STD - BFZ Red Deck Wins V2 STD - Big Red STD - Blue Light Special V.1 STD - Blue Light Special V.2 STD - BW Control - old OGW STD - Dark Elves STD - Dark Elves STD - Dark Elves build STD - Dark Jeskai 1 STD - Deadly Touch STD - Disco Inferno aka Burn Baby Burn STD - Disco Inferno v.1 STD - Disco Inferno V.2 STD - Dragons of Fire & Night STD - Eldrazi Assault STD - Eldrazi Assault Battle block STD - Eldrazi Assault old V2 STD - Eldrazi Assault old v3 STD - Eldrazi Assault V1 STD - Eldrazi Bant Assault STD - Elvish Blink STD - Esper ouch STD - Esper Tokens STD - G/W rampage STD - G/W rampage A STD - G/W rampage B STD - Great Green Beasties STD - Grixis Eldrazi Go STD - Heroes of Bant STD - Jeskai Control - GP STD - Jeskai Dark Dragons STD - Jeskai Tempo META STD - Land Ho

Yahenni is a huge threat to your opponents, not only because it continuously grows the more your opponents creatures die, but all it takes to give it indestructible is to sacrifice another creature
If your opponent is playing control and you sneak this through, chances are you'll win
Shadows deepen and nightmares become reality in the Pokmon TCG: Mega EvolutionPitch Black expansion
but for context, I am a player who went into Unstable with absolutely no positive memories of any silver-bordered card ever being cast, besides Booster Tutor