Rishadan Footpad

When Rishadan Footpad enters, each opponent sacrifices a permanent unless they pay {2}.

Island

Hazy Homunculus can't be blocked as long as defending player controls an untapped land.

{X}{B}, {T}, Discard two cards: Target player discards X cards at random.

{3}{U}, {T}, Discard a card: Untap target creature and gain control of it until end of turn. That creature gains haste until end of turn.

Whenever a nontoken permanent is put into a player's graveyard from the battlefield, that player loses 1 life.

Defender (This creature can't attack.)
{1}{B}: Regenerate Carrion Wall.

Whenever Chambered Nautilus becomes blocked, you may draw a card.

When a creature enters, sacrifice Monkey Cage and create X 2/2 green Monkey creature tokens, where X is that creature's mana value.

When Rishadan Cutpurse enters, each opponent sacrifices a permanent unless they pay {1}.

You may return two Islands you control to their owner's hand rather than pay this spell's mana cost.
Draw two cards.

When Highway Robber enters, target opponent loses 2 life and you gain 2 life.

{X}{U}, {T}, Discard two cards: Return X target creatures to their owners' hands.

Flying
{2}: Ribbon Snake loses flying until end of turn. Any player may activate this ability.

Draw a card, then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards.

{U}: Tap target creature unless its controller pays {1}.

Destroy target nonblack creature. It can't be regenerated. You gain life equal to its toughness.

Flying (This creature can't be blocked except by creatures with flying or reach.)
Cloud Sprite can block only creatures with flying.

When Death Pit Offering enters, sacrifice all creatures you control.
Creatures you control get +2/+2.

Whenever Shrouded Serpent attacks, defending player may pay {4}. If that player doesn't, Shrouded Serpent can't be blocked this turn.

{4}: Return target creature card from a graveyard to its owner's hand. Any player may activate this ability but only as a sorcery.

{2}: Target creature gains flying until end of turn. Any player may activate this ability.