Creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof. {3}, Sacrifice Glaring Spotlight: Creatures you control gain hexproof until end of turn and can't be blocked this turn.

{T}, Discard a card: Up to one target creature can't be blocked this turn. Whenever Key to the City becomes untapped, you may pay {2}. If you do, draw a card.

{1}, {T}: Untap another target artifact. {3}, {T}: Target creature can't be blocked this turn.

Defender {3}, {T}: Target creature can't be blocked this turn.

When Tezzeret's Gatebreaker enters the battlefield, look at the top five cards of your library. You may reveal a blue or artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. {5}{U}, {T}, Sacrifice Tezzeret's Gatebreaker: Creatures you control can't be blocked this turn.

Equipped creature can't be blocked and has shroud. (It can't be the target of spells or abilities.) Equip {2}

Enchant creature Enchanted creature can't be blocked. Whenever enchanted creature attacks, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Enchant creature Enchanted creature can't be blocked.

Bestow {5}{U} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.) Flitterstep Eidolon can't be blocked. Enchanted creature gets +1/+1 and can't be blocked.

Enchant creature Enchanted creature can't be blocked and has shroud. (It can't be the target of spells or abilities.)

Enchant creature As long as enchanted creature is white, it gets +1/+1 and has lifelink. (Damage dealt by the creature also causes its controller to gain that much life.) As long as enchanted creature is blue, it gets +1/+1 and can't be blocked.

Enchant creature Enchanted creature gets +2/+0 and can't be blocked.

{2}{U}: Target creature can't be blocked this turn.

Cephalid Pathmage can't be blocked. {T}, Sacrifice Cephalid Pathmage: Target creature can't be blocked this turn.

Blue creatures you control can't be blocked.

Devoid (This card has no color.) Whenever a creature you control deals combat damage to a player, you may draw a card. {3}{C}: Target creature can't be blocked this turn. ({C} represents colorless mana.)

{U}, {T}: Target creature can't be blocked this turn. Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

{R}{R}, {T}: Target creature you control can't be blocked this turn. Destroy it and Goblin Sappers at end of combat. {R}{R}{R}{R}, {T}: Target creature you control can't be blocked this turn. Destroy it at end of combat.

Creatures you control with +1/+1 counters on them can't be blocked.

{T}: Prevent the next 1 damage that would be dealt to any target this turn. {T}: Target creature can't be blocked this turn.

{G}{U}: Target creature can't be blocked this turn. If that creature is a Snake, it gets +2/+2 until end of turn.

When Keeper of Keys enters the battlefield, you become the monarch. At the beginning of your upkeep, if you're the monarch, creatures you control can't be blocked this turn.

Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.) {1}{U}{R}: Target creature you control gains haste until end of turn and can't be blocked this turn.

{X}, {T}: Target creature with power X or less can't be blocked this turn.

Neurok Invisimancer can't be blocked. When Neurok Invisimancer enters the battlefield, target creature can't be blocked this turn.

{2}{U}: Target creature can't be blocked this turn.

Whenever Phase Dolphin attacks, another target attacking creature can't be blocked this turn.

{U}, {T}: Until your next turn, target creature an opponent controls can't be blocked. Goad that creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Indestructible As long as your devotion to blue is less than five, Thassa isn't a creature. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.) At the beginning of your upkeep, scry 1. {1}{U}: Target creature you control can't be blocked this turn.

Suspend 4—{1}{U} (Rather than cast this card from your hand, you may pay {1}{U} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.) When the last time counter is removed from Veiling Oddity while it's exiled, creatures can't be blocked this turn.

When Whirler Rogue enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying. Tap two untapped artifacts you control: Target creature can't be blocked this turn.

Constellation — Whenever Whitewater Naiads or another enchantment enters the battlefield under your control, target creature can't be blocked this turn.

{3}{U}: Target creature can't be blocked this turn.

Target creature can't be blocked this turn. Flashback {U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Target creature gets +1/+0 until end of turn and can't be blocked this turn. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Up to two target creatures can't be blocked this turn.

Target creature can't be blocked this turn.

X target creatures can't be blocked this turn. Until end of turn, those creatures gain "Whenever this creature deals combat damage to a player, draw a card."

Choose target creature. If it's attacking, it can't be blocked this turn. If it's blocking, prevent all combat damage that would be dealt this combat by it and each creature it's blocking.

Devoid (This card has no color.) Target creature can't be blocked this turn. Draw a card.

Put two +1/+1 counters on target creature you control. That creature can't be blocked this turn.

Target creature gets +2/+0 until end of turn and can't be blocked this turn. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Cast this spell only during the declare attackers step. Target creature can't be blocked this turn.

Target creature you control gets +1/+0 until end of turn and can't be blocked this turn. Overload {3}{U}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Target creature can't be blocked this turn. Draw a card.

Target creature can't be blocked this turn.

Whenever you draw your second card each turn, put a +1/+1 counter on target creature you control. +1: Draw a card. −7: Creatures you control can't be blocked this turn.

+2: Target creature can't be blocked this turn. −3: Draw two cards. −10: Tap all creatures your opponents control. You take an extra turn after this one.

When Niko Aris enters the battlefield, create X Shard tokens. (They're enchantments with "{2}, Sacrifice this enchantment: Scry 1, then draw a card.") +1: Up to one target creature you control can't be blocked this turn. Whenever that creature deals damage this turn, return it to its owner's hand. −1: Niko Aris deals 2 damage to target tapped creature for each card you've drawn this turn. −1: Create a Shard token.