When this enchantment enters, create a 2/2 green Bird creature token with "Whenever a land you control enters, this token gets +1/+0 until end of turn."

At the beginning of your first main phase, if you control four or more Birds, transform this enchantment.

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Black Chocobo

When this permanent transforms into Black Chocobo, search your library for a land card, put it onto the battlefield tapped, then shuffle.

Landfall — Whenever a land you control enters, Birds you control get +1/+0 until end of turn.