The Mariners activated Snider (knee) from the 15-day injured list Tuesday and optioned him to Triple-A Tacoma.

Snider (knee) allowed an earned run on two hits over one inning in a rehab relief appearance for Triple-A Tacoma against Las Vegas on Thursday. He struck out two.

Snider (knee) is "moving around a lot better" per Mariners general manager Justin Hollander, and the reliever could be ready to return from the injured list when first eligible April 23, SeattleSports.com reports.

Snider was placed on the 15-day injured list Monday with a left knee contusion.

Snider exited his relief appearance in Sunday's 12-4 loss to the Brewers early due to a kneecap injury, Ryan Divish of The Seattle Times reports.

The Mariners claimed Snider off waivers from the Diamondbacks on Tuesday, Daniel Kramer of MLB.com reports.

Snider was designated for assignment by the Diamondbacks on Tuesday.

Snider was claimed off waivers by the Diamondbacks on Monday.

Snider was designated for assignment by the Royals on Monday, Anne Rogers of MLB.com reports.

Snider worked a perfect ninth inning Tuesday to record his first career save in a 7-6 win over the Guardians.