When Borderland Explorer enters, each player may discard a card. Each player who discarded a card this way may search their library for a basic land card, reveal it, put it into their hand, then shuffle.

Explorer's Cache enters with two +1/+1 counters on it.

Whenever a creature you control with a +1/+1 counter on it dies, put a +1/+1 counter on Explorer's Cache.

: Move a +1/+1 counter from Explorer's Cache onto target creature. Activate only as a sorcery.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

When Homarid Explorer enters, target player mills four cards.

You may play an additional land on each of your turns.

, : Look at the top six cards of your library. You may reveal a creature card with mana value less than or equal to the number of lands you control from among them and put it onto the battlefield. Put the rest on the bottom in a random order.

When Oreskos Explorer enters, search your library for up to X Plains cards, where X is the number of players who control more lands than you. Reveal those cards, put them into your hand, then shuffle.

Parley — : Each player reveals the top card of their library. For each nonland card revealed this way, add and you gain 1 life. Then each player draws a card.

Flying

When Talas Explorer enters, look at target opponent's hand.

Haste

When Tuktuk the Explorer dies, create Tuktuk the Returned, a legendary 5/5 colorless Goblin Golem artifact creature token.

When Veteran Explorer dies, each player may search their library for up to two basic land cards, put them onto the battlefield, then shuffle.