What type of card is Antarctic Research Base?

Q: What type of card is Antarctic Research Base?

Antarctic Research Base is a Plane — Earth. Its oracle text reads: "When you planeswalk to Antarctic Research Base and at the beginning of your upkeep, investigate. Whenever chaos ensues, put X +1/+1 counters on target creature you control, where X is the number of artifacts you control. It becomes a Plant in addition to its other types."

Antarctic Research Base

Plane — Earth

When you planeswalk to Antarctic Research Base and at the beginning of your upkeep, investigate.

Whenever chaos ensues, put X +1/+1 counters on target creature you control, where X is the number of artifacts you control. It becomes a Plant in addition to its other types.

Set Doctor Who

Rarity Common

Artist Erikas Perl

Collector # 567

Scryfall Gatherer