Strong Buy
If you own a clean copy of Ogre's Mask from Twilight Masquerade, this is a card to get graded. Raw copies trade around $0.08 while PSA 10s sell for about $304.50, a 238% Return on Grading. Centering is usually the limiting factor on cards like this — check it carefully before sending.
Among the 92 cards in Twilight Masquerade with PSA 10 sale data, Ogre's Mask ranks 2nd for Return on Grading and 3rd by PSA 10 price. Of the 2 Uncommon cards with PSA 10 sales, it is 1st for Return on Grading. The median PSA 10 in this set sells for $57.14. 4 of the 92 clear a 100% Return on Grading.