The very first Doctor - portrayed by William Hartnell way back in 1963 enables players to immediately find the TARDIS card and put it into their hand
If you'd prefer a middle ground, then you can pay closer to $65 for an LP copy, or opt for the cheaper end of the spectrum for an MP copy, which doesn't have any recent sales
Since their value increases for each enemy permanent they take off of the battlefield, you're effectively tripling the benefit gained from casting one
Umezawa's Jitte from Kamigawa also deserves a shoutout for making creature combat a nightmare
Surges Treaty Trainer Uncommon 113/132: Minion of Team Rocket Trainer Uncommon 114/132: Mistys Wrath Trainer Uncommon 115/132: Pewter City Gym Trainer Stadium Uncommon 116/132: Recall Trainer Uncommon 117/132: Sabrinas ESP Trainer Uncommon 118/132: Secret Mission Trainer Uncommon 119/132: Tickling Machine Trainer Rockets Secret Machine Uncommon 120/132: Vermilion City Gym Trainer Stadium Uncommon 020/132: Brocks Golem Fighting Rare 021/132: Brocks Onix Fighting Rare 022/132: Brocks Rhyhorn Fighting Rare 023/132: Brocks Sandslash Fighting Rare 024/132: Brocks Zubat Grass Rare 025/132: Erikas Clefairy Colorless Rare 026/132: Erikas Victreebel Grass Rare 027/132: Lt
It's a useful feature that prevents the spell from otherwise being dead when you've no creatures in play, yourself