
Iridescent Tiger | Creature | Cat | When this creature enters, if you cast it, add {W}{U}{B}{R}{G}. | Fajareka Setiawan

Dragonbroods' Relic | Artifact | | {T}, Tap an untapped creature you control: Add one mana of any color.
{3}{W}{U}{B}{R}{G}, Sacrifice this artifact: Create a 4/4 Dragon creature token named Reliquary Dragon that's all colors. It has flying, lifelink, and "When this token enters, it deals 3 damage to any target." Activate only as a sorcery. | Racrufi

Jeskai Brushmaster | Creature | Orc Monk | Double strike
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) | Nino Vecia

Jeskai Shrinekeeper | Creature | Dragon | Flying, haste
Whenever this creature deals combat damage to a player, you gain 1 life and draw a card. | Andrew Mar

Riverwheel Sweep | Sorcery | | Tap target creature. Put three stun counters on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)
Exile the top two cards of your library. Choose one of them. Until the end of your next turn, you may play that card. | Wayne Wu

Jeskai Monument | Artifact | | When this artifact enters, search your library for a basic Island, Mountain, or Plains card, reveal it, put it into your hand, then shuffle.
{1}{U}{R}{W}, {T}, Sacrifice this artifact: Create two 1/1 white Bird creature tokens with flying. Activate only as a sorcery. | Julian Kok Joon Wen

Mystic Monastery | Land | | This land enters tapped.
{T}: Add {U}, {R}, or {W}. | Leon Tukker