This is back - 15% though.
https://pages.ebay.com/promo/2018/03...tml?rmvSB=true
How to redeem your Coupon:
Shop for eligible items. (See below for exclusions).
Pay for your item by 7:00 PM Pacific Time on March 20, 2018
Enter the Coupon code in the redemption code field: PSPRINGTIME
No idea where to put this, you can buy stuff outside of the tech field too.
20% off anything on ebay today up to $100 US off. PSRING20
Looks like just one transaction/cart in any currency (so more if you buy in CDN)
Most expensive Calgary Flames item I could find: