rare expensive playing cards 15 most valuable and Magic: The Gathering I know it isn't the

Sort Card Type Aegislash #100Holo Rare $0.75 Aegislash #62Holo Rare $0.47 Aegislash #49Rare $0.35 Aegislash #109Holo Rare $0.78 Aegislash #95Holo Rare $0.56 Aegislash #135Rare $0.33 Aegislash #58Uncommon $0.10 Aegislash #57Uncommon $0.16 Aegislash #111Common $0.17 Aegislash #131None $0.16 Aegislash #57Uncommon $0.60 Aegislash #41Rare $0.45 Aegislash #44Rare $1.86 Aegislash #43Rare $3.48 Aegislash #52Rare $1.59 Aegislash - 035/094 #35Uncommon $1.00 Aegislash - 040/060 #40Uncommon Aegislash - 041/060 #41Rare $1.35 Aegislash - 047/062 #47Rare $0.28 Aegislash - 053/070 #53Rare $1.00 Aegislash - 054/070 #54Uncommon $0.23 Aegislash - 060 (Prerelease) #60Promo $1.00 Aegislash - 060 (Prerelease) [Staff] #60Promo $21.64 Aegislash - 073/062 #73Art Rare $4.66 Aegislash - 134/182 #134Rare $0.14 Aegislash - 134/182 (Non-Holo) #134Rare $0.17 Aegislash - 210/182 #210Illustration Rare $11.14 Aegislash - 86/146 (Prerelease) #86Promo $9.11 Aegislash - 86/146 (Prerelease) [Staff] #86Promo $95.82 Aegislash (107) #107Holo Rare $0.34 Aegislash (108) #108Rare $0.21 Aegislash (85) #85Rare $0.65 Aegislash (86) #86Holo Rare $1.53 Aegislash (Master Ball Pattern) #111Common $4.31 Aegislash (Mirror Foil) #111Common $0.68 Aegislash (Mirror Holofoil) #131None $1.27 Aegislash EX #65Ultra Rare $4.01 Aegislash ex #135Double Rare $0.64 Aegislash ex - 045/066 #45Double Rare $0.29 Aegislash ex - 082/066 #82Super Rare $1.54 Aegislash ex - 230/182 #230Ultra Rare $1.93 Aegislash V #126Ultra Rare $0.79 Aegislash V - 080/100 #80Double Rare $0.73 Aegislash V - 108/100 #108Super Rare $15.00 Aegislash V (Full Art) #177Ultra Rare $2.99 Aegislash VMAX #127Ultra Rare $1.38 Aegislash VMAX - 081/100 #81Triple Rare $1.38 Aegislash VMAX - 115/100 #115Hyper Rare Aegislash VMAX (Secret) #190Secret Rare $7.11 Aegislash - 86/146 (Prerelease) [Staff] #86Promo $95.82 Aegislash - 060 (Prerelease) [Staff] #60Promo $21.64 Aegislash V - 108/100 #108Super Rare $15.00 Aegislash - 210/182 #210Illustration Rare $11.14 Aegislash - 86/146 (Prerelease) #86Promo $9.11 Aegislash VMAX (Secret) #190Secret Rare $7.11 Aegislash - 073/062 #73Art Rare $4.66 Aegislash (Master Ball Pattern) #111Common $4.31 Aegislash EX #65Ultra Rare $4.01 Aegislash #43Rare $3.48

The honest answer: it depends on what "worth it" means to you

Ultra Rare: Two foil stars

Nadu, Winged Wisdom Being banned in several Magic formats is often an indication of just how powerful a card can be in the right builds

series' protagonists' names

If you have a well-stocked graveyard and expendable bodies in play, it can bring back lots of huge creatures in a hurry