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.

Reach (This creature can block creatures with flying.)

Forestcycling , plainscycling (, Discard this card: Search your library for a Forest or Plains card, reveal it, put it into your hand, then shuffle.)

When Pilgrim of the Ages enters, you may search your library for a basic Plains card, reveal it, put it into your hand, then shuffle.

: Return Pilgrim of the Ages from your graveyard to your hand.

Sweep — Return any number of Plains you control to their owner's hand. Target creature gets +1/+1 until end of turn for each Plains returned this way.

Reach

If a creature is attacking you and you control a Forest and a Plains, you may cast Qasali Ambusher without paying its mana cost and as though it had flash.

: If target Plains is tapped for mana, it produces colorless mana instead of white mana. <I>(This effect lasts indefinitely.)</I>

If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost.

Creatures you control get +1/+1 until end of turn.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

If tapped for mana, Plains produce , Swamps produce , Mountains produce , and Forests produce instead of any other type.

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

Defender

Plainscycling , islandcycling (, Discard this card: Search your library for a Plains or Island card, reveal it, put it into your hand, then shuffle.)

Flying

Keen Sight — When Scouting Hawk enters, if an opponent controls more lands than you, search your library for a basic Plains card, put it onto the battlefield tapped, then shuffle.

Search your library for a Plains card, an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle.

: Add .

, Sacrifice Sheltering Landscape: Search your library for a basic Mountain, Forest, or Plains card, put it onto the battlefield tapped, then shuffle.

Cycling (, Discard this card: Draw a card.)

As Shineshadow Snarl enters, you may reveal a Plains or Swamp card from your hand. If you don't, Shineshadow Snarl enters tapped.

: Add or .

If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost.

All damage that would be dealt to target creature this turn is dealt to you instead.

First strike, vigilance

Concealed Position — When Space Marine Scout enters, if an opponent controls more lands than you, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.

Search your library for a Plains, Island, Swamp, Mountain, or Forest card and put that card onto the battlefield. Then shuffle.

Destroy all Plains. For each land destroyed this way, Stench of Evil deals 1 damage to that land's controller unless they pay .

Subgoyf's power and toughness are each equal to the number of different subtypes other than creature types among cards in all graveyards and its toughness is equal to that number plus 1. (Subtypes include but are absolutely not limited to: Plains, Equipment, Aura, Arcane, Jace, Curse, Urza's, Ulamog's, etc.)

Vigilance (Attacking doesn't cause this creature to tap.)

Channel — , Discard Sunblade Samurai: Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle. You gain 2 life.

Tek gets +0/+2 as long as you control a Plains, has flying as long as you control an Island, gets +2/+0 as long as you control a Swamp, has first strike as long as you control a Mountain, and has trample as long as you control a Forest.

(As this Saga enters and after your draw step, add a lore counter.)

I — Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle.

II — You may discard a card. When you do, return target permanent card with mana value 2 or less from your graveyard to the battlefield tapped.

III — Exile this Saga, then return it to the battlefield transformed under your control.

Search your library for a Plains card. If target opponent controls more lands than you, you may search your library for an additional Plains card. Reveal those cards, put them into your hand, then shuffle.

: Target land becomes a Plains or an Island until end of turn.

Shuffle your whammy deck, then reveal cards from the top of your whammy deck until you reveal an Island or choose to stop. Then, if no Islands were revealed this way, CARDNAME deals X damage to any target, where X is the number of cards revealed. (A whammy deck consists of a Plains, Island, Swamp, Mountain, and Forest.)

Wild Nacatl gets +1/+1 as long as you control a Mountain.

Wild Nacatl gets +1/+1 as long as you control a Plains.

When Yasharn enters, search your library for a basic Forest card and a basic Plains card, reveal those cards, put them into your hand, then shuffle.

Players can't pay life or sacrifice nonland permanents to cast spells or activate abilities.