Activate Earthcraft by tapping a creature, which is a Dwarf due to Maskwood Nexus.
Magda triggers, creating a 1/1 Thopter artifact creature token and a Treasure token.
Resolve the Earthcraft ability, untapping a basic land.
Repeat.

Infinite artifact ETB

Infinite artifact LTB

Infinite artifact sacrifice triggers

Infinite artifact tokens

Infinite untap of basic lands you control

Put all artifact cards and a subset of creature cards from your library onto the battlefield

Infinite creature ETB

Infinite Treasure tokens

Infinite colored mana

Infinite tapped creature tokens

Magda, Brazen Outlaw

Stridehangar Automaton

Earthcraft

Maskwood Nexus

Activate Earthcraft by tapping a creature, which is a Dwarf due to Conspiracy.
Magda triggers, creating a 1/1 Thopter artifact creature token and a Treasure token.
Resolve the Earthcraft ability, untapping a basic land.
Repeat.

Conspiracy

Activate Earthcraft by tapping a creature, which is a Dwarf due to Xenograft.
Magda triggers, creating a 1/1 Thopter artifact creature token and a Treasure token.
Resolve the Earthcraft ability, untapping a basic land.
Repeat.

Xenograft

Activate Earthcraft by tapping a creature, which is a Dwarf due to Leyline of Transformation.
Magda triggers, creating a 1/1 Thopter artifact creature token and a Treasure token.
Resolve the Earthcraft ability, untapping a basic land.
Repeat.

Leyline of Transformation

Activate Earthcraft by tapping a creature, which is a Dwarf due to Arcane Adaptation.
Magda triggers, creating a 1/1 Thopter artifact creature token and a Treasure token.
Resolve the Earthcraft ability, untapping a basic land.
Repeat.

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