Emergent Sequence
Mana cost
Mana value2TypeSorcery
Color identity
Green
RarityUncommon
SetStrixhaven: School of Mages (STX)
ArtistAndreas Zafiratos
Price€0.16 · foil €0.26 · $0.28
Emergent Sequence 

Sorcery
Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. That land becomes a 0/0 green and blue Fractal creature that's still a land. Put a +1/+1 counter on it for each land you had enter the battlefield under your control this turn.
Legality
CommanderLegalStandardNot legalPioneerLegalModernLegalLegacyLegalVintageLegalPauperNot legalBrawlLegalOathbreakerLegalHistoricLegalTimelessLegalPenny DreadfulNot legal
Rulings
2021-04-16
The land won’t be a creature as it enters the battlefield unless some other effect is making it one. Abilities that trigger whenever a creature enters the battlefield won’t trigger.
2021-04-16
The last sentence of Emergent Sequence’s ability counts the land it put onto the battlefield.