Whenever you complete actions using Delver Lens, e.g
If your tenth permanent enters the battlefield and then a permanent leaves the battlefield immediately afterwards (most likely due to the "legend rule" or due to being a creature with 0 toughness), you get the city's blessing before it leaves the battlefield
For a long time, I felt unfairly like Commander 2018 was the beginning of a decline in the larger Commander product line
Scientists Atlantean Skirmisher Baron Helmut Zemo Baron Strucker, HYDRA Overlord Body Launderer Change of Plans Copycrook Cyclonus, the Saboteur / Cyclonus, Cybertronian Fighter Doc Ock's Henchmen Doctor Doom, King of Latveria Echo Inspector Hypnotic Grifter Illuminator Virtuoso Kamiz, Obscura Oculus Kang, Temporal Tyrant Leader, Super-Genius Ledger Shredder Lethal Scheme Madame Masque Mask of the Schemer Mechanical Mobster Mob Lookout M.O.D.O.K
From our example here, the minute Patrick plays a Courser of Kruphix (which is an enchantment in addition to a 2/4 creature), Luis's hand goes live and he suddenly has some decisions to make
Enchantments are typically played on the offense