2 cards where the name includes “memnarch”

Memnarch (Archenemy #112)

Memnarch {7}

Legendary Artifact Creature — Wizard

{1}{U}{U}: Target permanent becomes an artifact in addition to its other types. (This effect lasts indefinitely.)

{3}{U}: Gain control of target artifact. (This effect lasts indefinitely.)

In the blur between metal and flesh, Memnarch found madness.

4/5

Illustrated by Carl Critchlow

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Urtet, Remnant of Memnarch (Phyrexia: All Will Be One Commander #28)

Urtet, Remnant of Memnarch {3}

Legendary Artifact Creature — Myr

Whenever you cast a Myr spell, create a 1/1 colorless Myr artifact creature token.

At the beginning of combat on your turn, untap each Myr you control.

{W}{U}{B}{R}{G}, {T}: Put three +1/+1 counters on each Myr you control. Activate only during your turn.

2/2

Illustrated by Simon Dominic

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny

It is the moment of discovery, the triumph of the mind, and the end of these results.