Will it pip other mana rocks (and I use that term loosely, because that is the slot this will take) out of the deck
Legendary Planeswalker Liliana Mythic Brom null/null LEGAL Standard LEGAL Future LEGAL Historic LEGAL Timeless LEGAL Gladiator LEGAL Pioneer LEGAL Explorer LEGAL Modern LEGAL Legacy NOT LEGAL Pauper LEGAL Vintage NOT LEGAL Penny LEGAL Commander LEGAL Oathbreaker LEGAL Standardbrawl LEGAL Brawl NOT LEGAL Alchemy NOT LEGAL Pauper Commander LEGAL Duel NOT LEGAL Oldschool NOT LEGAL Premodern NOT LEGAL Predh +1: Each player discards a card
On your next turn (the extra one), just repeat the process: play Walk the Aeons, sacrifice the three islands to bounce it back to your hand, then play the islands out of your graveyard
Although she's far from the one-woman army that you might expect from a commander, Jeska is exceptionally formidable when placed in the right deck
Its hard to be too critical of Yennett, Cryptic Sovereign
He realizes that few recognize his greatnessbut then how could they, when they lack his insight and wisdom