Thankfully, my boyfriend understands how frustrated those kinds of cards make me, and he doesnt play them all the time
Any unblocked creatures will deal damage to the Planeswalker theyre attacking

Labs Abandoned Air Temple Abandoned Campground Abandoned Outpost Abraded Bluffs Abstergo Entertainment Abundant Countryside Academy Ruins Access Tunnel Accursed Duneyard Adagia, Windswept Bastion Adanto, the First Fort Adarkar Wastes Adventurer's Inn Adventurers' Guildhouse Aether Hub Agadeem, the Undercrypt Age-Graced Chapel Agna Qel'a Airship Engine Room Akoum Refuge Akoum Teeth Alchemist's Refuge Ally Encampment Alpine Meadow Amonkhet Raceway An-Havva Township Ancient Amphitheater Ancient Den Ancient Spring Ancient Tomb Ancient Ziggurat Animal Sanctuary Arcane Lighthouse Arcane Sanctum Arch of Orazca Archaeological Dig Archway Commons Archway of Innovation Arctic Flats Arctic Treeline Arena Arena of Glory Argoth, Sanctum of Nature Arid Archway Arid Mesa Asgardian Citadel Ash Barrens Atzal, Cave of Eternity Auntie's Hovel Avengers Hangar Avengers Tower Avishkar Raceway Axgard Armory Aysen Abbey Azcanta, the Sunken Ruin Azorius Chancery Azorius Guildgate Ba Sing Se Bad River Badlands Bala Ged Sanctuary Balamb Garden, SeeD Academy Baldur's Gate Balduvian Trading Post Ballroom Bant Panorama Barad-dr Barbarian Ring Barkchannel Pathway Baron, Airship Kingdom Barracks of the Thousand

Less sure it will be useful enough to make it in my cube but close enough for a bit of a test
While some Conjure cards are much more straight forward, there are a few that have a long list of potential cards for players to receive
There is also an emphasis on casting larger spells to trigger beneficial effects