Avarax

Haste
When Avarax enters, you may search your library for a card named Avarax, reveal it, put it into your hand, then shuffle.
{1}{R}: Avarax gets +1/+0 until end of turn.

Dominaria Remastered

Haste
When Avarax enters the battlefield, you may search your library for a card named Avarax, reveal it, put it into your hand, then shuffle.
{1}{R}: Avarax gets +1/+0 until end of turn.

The List

Eternal Masters

Haste
When Avarax enters the battlefield, you may search your library for a card named Avarax, reveal it, and put it into your hand. If you do, shuffle your library.
{1}{R}: Avarax gets +1/+0 until end of turn.

Onslaught

Haste
When Avarax comes into play, you may search your library for a card named Avarax, reveal it, and put it into your hand. If you do, shuffle your library.
o1o
R: Avarax gets +1/+0 until end of turn.