Streets of New Capenna

Disdainful Stroke | Instant | | Counter target spell with mana value 4 or greater. | Irina Nordsol

Backstreet Bruiser | Creature | Cephalid Rogue | Defender As long as there are two or more counters among creatures you control, Backstreet Bruiser can attack as though it didn't have defender. | Aaron Miller

Make Disappear | Instant | | Casualty 1 (As you cast this spell, you may sacrifice a creature with power 1 or greater. When you do, copy this spell and you may choose a new target for the copy.) Counter target spell unless its controller pays {2}. | Inka Schulz

Security Bypass | Enchantment | Aura | Enchant creature As long as enchanted creature is attacking alone, it can't be blocked. Enchanted creature has "Whenever this creature deals combat damage to a player, it connives." (Its controller draws a card, then discards a card. If they discarded a nonland card, they put a +1/+1 counter on this creature.) | Volkan Baǵa

Brokers Veteran | Creature | Human Soldier | When Brokers Veteran dies, put a shield counter on target creature you control. (If it would be dealt damage or destroyed, remove a shield counter from it instead.) | Lie Setiawan

Snooping Newsie | Creature | Human Rogue | When Snooping Newsie enters the battlefield, mill two cards. (Put the top two cards of your library into your graveyard.) As long as there are five or more mana values among cards in your graveyard, Snooping Newsie gets +1/+1 and has lifelink. | E. M. Gist