In artifact-heavy builds it might find Senseis Divining Top or Skullclamp
Thats a cheap cost for a nice package deal
Blood tokens allow a player to draw a card by paying a colourless mana, tapping and sacrificing the blood token and discarding a card from their hand
Jill, Shiva's Dominant // Shiva, Warden of Ice Rarity: Rare TYPE: Legendary Creature // Legendary Enchantment Creature SUBTYPE: Human Noble Warrior // Saga Elemental CMC: 3 Mana cost: USD: $2.73 EUR: 2.82 TIX: 0.02 EDHREC RANK: 6353 (2/2) When Jill enters, return up to one other target nonland permanent to its owner's hand
Red can choke greedy mana bases, create explosive turns, copy powerful creatures, and even use the graveyard as fuel
Outside of removal, there's other powerful spells like the game-ender Exsanguinate, and the value engine Lingering Souls, both of which work well with Y'shtola's abilities due to being greater than mana value 3 when cast