These are all potential, legitimate, spoil your opponents expensive Arceus/Mew/Shadowrider Calyrax deck moments
In many situations, you actually draw what you want early game, rendering Sightseer useless
Jill, Shivas Dominant // Shiva, Warden of Ice Jill, Shiva's Dominant lets you bounce a problematic permanent, then later transforms into a saga that opens up combat with unblockable effects and even locks down all opposing lands for a turn
: "Timelord" monsters on your field cannot be targeted by effects, and neither player can return "Timelord" monsters on the field to the Deck
Dark Flare Knight X DARK Level 6 [ WarriorFusionEffect ] ATK 2200 DEF 800 "Dark Magician" + "Flame Swordsman" You take no Battle Damage from battles involving this card
It's likely Dark Pokemon weren't brought back in 2025 because they're conceptually tied to Generations I and II